http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Documentation of input datasets for the soil-water balance groundwater recharge model of the Upper Colorado River Basin
1 online resource (v, 17 pages) : color illustrations, maps.
"Prepared in cooperation with the Bureau of Reclamation and the USGS Groundwater Resources Program."
Includes bibliographical references (pages 16-17).
U.S. Geological Survey open-file report ; 2015-1160